第30页

信息发布者:
B
C
C
A
D
1.3
0.5
9.3
0.7
30
3.131
0.4
3.25
0.035
0.35%
66.7%
0.06
176%
206%
​$=\frac {3}{5}×\frac {10}{21}×\frac {14}{9}$​
​$=\frac {4}{9}$​
​$=\frac {7}{15}×\frac {25}{8}×\frac {24}{5}$​
​$=7$​
​$=\frac {28}{9}÷(\frac {7}{10}×\frac {5}{6})$​
​$=\frac {28}{9}×\frac {12}{7}$​
​$=\frac {16}{3}$​